Enable processing of files with extensions explicitly allowed by the admin

pkg/config/config.go

@@ -393,7 +393,16 @@ type UploadConfig struct {
 	ExiftoolPath string
 }
 
-func (uc *UploadConfig) AcceptexExtension(filename string) bool {
+func (uc *UploadConfig) AcceptedOtherExtension(ext string) bool {
+	for _, allowedExt := range uc.AllowOtherExtensions {
+		if ext == allowedExt {
+			return true
+		}
+	}
+	return false
+}
+
+func (uc *UploadConfig) AcceptedExtension(filename string) bool {
 	ext := strings.ToLower(path.Ext(filename))
 	switch ext {
 	// images
@@ -420,12 +429,7 @@ func (uc *UploadConfig) AcceptexExtension(filename string) bool {
 	case ".zip":
 		return uc.AllowUploadingZipFiles
 	}
-	for _, allowedExt := range uc.AllowOtherExtensions {
+	return uc.AcceptedOtherExtension(ext)
-		if ext == allowedExt {
-			return true
-		}
-	}
-	return false
 }
 
 type PostConfig struct {

pkg/posting/uploads.go

@@ -60,7 +60,7 @@ func AttachUploadFromRequest(request *http.Request, writer http.ResponseWriter,
 	gcutil.LogStr("originalFilename", upload.OriginalFilename, errEv, infoEv)
 
 	boardConfig := config.GetBoardConfig(postBoard.Dir)
-	if !boardConfig.AcceptexExtension(upload.OriginalFilename) {
+	if !boardConfig.AcceptedExtension(upload.OriginalFilename) {
 		errEv.Caller().Msg("Upload filetype not supported")
 		server.ServeError(writer, "Upload filetype not supported", wantsJSON, map[string]interface{}{
 			"filename": upload.OriginalFilename,
@@ -190,7 +190,7 @@ func AttachUploadFromRequest(request *http.Request, writer http.ResponseWriter,
 			upload.ThumbnailWidth, upload.ThumbnailHeight = getThumbnailSize(
 				upload.Width, upload.Height, postBoard.Dir, thumbType)
 		}
-	} else if ext == ".pdf" || ext == ".zip" {
+	} else if ext == ".pdf" || ext == ".zip" || boardConfig.AcceptedOtherExtension(ext) {
 		stat, err := os.Stat(filePath)
 		if err != nil {
 			errEv.Err(err).Caller().
@@ -212,8 +212,16 @@ func AttachUploadFromRequest(request *http.Request, writer http.ResponseWriter,
 		switch ext {
 		case ".pdf":
 			staticThumbPath = "static/pdfthumb.png"
+		case ".txt":
+			staticThumbPath = "static/txtthumb.png"
+		case ".gz":
+			fallthrough
+		case ".xz":
+			fallthrough
 		case ".zip":
 			staticThumbPath = "static/archivethumb.png"
+		default:
+			staticThumbPath = "static/otherthumb.png"
 		}
 		originalThumbPath := path.Join(documentRoot, staticThumbPath)
 		if _, err = os.Stat(originalThumbPath); err != nil {